audio: fix no sound in rigntone case with a2dp and speaker path

In ringtone case, there is no sound when device uses a2dp and speaker but a2dp is suspended.

Bug: 80678966
Test: manual audio test on B1

Change-Id: I45f1466e9f4b4ea3f68892a840f5169838bf3745
Signed-off-by: juyuchen <juyuchen@google.com>